使用羽毛、nodejs、mongodb、react 在heroku 上部署react-boilerplate 时出现错误。我在 package.json 中指定了最新版本，并尝试使用 npm 和 yarn 进行构建，但都失败了。我感谢您的帮助！
"engines": {
"npm": ">=6.4.1",
"node": ">=v8.12.0",
"yarn": ">=1.10.1"
},
试用 1：使用 npm 安装。错误：sh：1：节点预gyp：未找到
NPM_CONFIG_LOGLEVEL=error
NPM_CONFIG_PRODUCTION=true
YARN_PRODUCTION=false
NODE_VERBOSE=false
NODE_ENV=production
NODE_MODULES_CACHE=true
-----> Installing binaries
engines.node (package.json): >=v8.12.0
engines.npm (package.json): >=6.4.1
Resolving node version >=v8.12.0...
Downloading and installing node 10.12.0...
Bootstrapping npm >=6.4.1 (replacing 6.4.1)...
npm >=6.4.1 installed
Resolving yarn version >=1.10.1...
Downloading and installing yarn (1.12.0)...
Installed yarn 1.12.0
> grpc@1.15.1 install /tmp/build_e7799f363b624e57eda6680a757c4fd4/node_modules/grpc
> node-pre-gyp install --fallback-to-build --library=static_library
sh: 1: node-pre-gyp: not found
npm ERR! file sh
npm ERR! code ELIFECYCLE
npm ERR! errno ENOENT
npm ERR! syscall spawn
npm ERR! grpc@1.15.1 install: `node-pre-gyp install --fallback-to-build --library=static_library`
npm ERR! spawn ENOENT
npm ERR!
npm ERR! Failed at the grpc@1.15.1 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
试用 2：使用 yarn 安装。错误：错误：生成 webpack ENOENT
NPM_CONFIG_LOGLEVEL=error
YARN_PRODUCTION=true
NODE_VERBOSE=false
NODE_ENV=production
NODE_MODULES_CACHE=true
-----> Installing binaries
engines.node (package.json): >=v8.12.0
engines.npm (package.json): >=6.4.1
engines.yarn (package.json): >=1.10.1
Resolving node version >=v8.12.0...
Downloading and installing node 10.12.0...
Bootstrapping npm >=6.4.1 (replacing 6.4.1)...
npm >=6.4.1 installed
Resolving yarn version >=1.10.1...
Downloading and installing yarn (1.12.0)...
Installed yarn 1.12.0
> seunghunlee-software@3.6.0 build /tmp/build_edb00e4a7279e6636f35f9ea79a9d0f8
> cross-env NODE_ENV=production webpack --config internals/webpack/webpack.prod.babel.js --color -p --progress --hide-modules --display-optimization-bailout
events.js:167
throw er; // Unhandled 'error' event
^
Error: spawn webpack ENOENT
at Process.ChildProcess._handle.onexit (internal/child_process.js:232:19)
at onErrorNT (internal/child_process.js:407:16)
at process._tickCallback (internal/process/next_tick.js:63:19)
at Function.Module.runMain (internal/modules/cjs/loader.js:744:11)
at startup (internal/bootstrap/node.js:285:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:739:3)
Emitted 'error' event at:
at Process.ChildProcess._handle.onexit (internal/child_process.js:238:12)
at onErrorNT (internal/child_process.js:407:16)
[... lines matching original stack trace ...]
at bootstrapNodeJSCore (internal/bootstrap/node.js:739:3)
//package.json
"dependencies": {
"@feathersjs/authentication": "^2.0.1",
"@feathersjs/authentication-client": "^1.0.6",
"@feathersjs/authentication-jwt": "^2.0.0",
"@feathersjs/authentication-local": "^1.0.2",
"@feathersjs/authentication-oauth2": "^1.2.2",
"@feathersjs/client": "^3.7.3",
"@feathersjs/configuration": "^1.0.1",
"@feathersjs/errors": "^3.2.0",
"@feathersjs/express": "^1.1.2",
"@feathersjs/feathers": "^3.2.3",
"@feathersjs/socketio": "^3.0.1",
"@feathersjs/socketio-client": "^1.1.4",
"@google-cloud/vision": "^0.19.0",
"Dante2": "0.5.0-rc5",
"antd": "^3.10.1",
"apiai": "^4.0.3",
"axios": "^0.18.0",
"babel-polyfill": "6.26.0",
"body-parser": "^1.18.3",
"chalk": "2.4.1",
"compression": "1.7.2",
"cors": "^2.8.4",
"cross-env": "5.2.0",
"disqus-react": "^1.0.5",
"dotenv": "^6.0.0",
"draft-js": "^0.10.5",
"draftjs-to-html": "^0.8.4",
"express": "4.16.3",
"faker": "^4.1.0",
"feathers-mongoose": "^6.1.4",
"feathers-sync": "^1.0.3",
"fontfaceobserver": "2.0.13",
"googleapis": "^32.0.0",
"helmet": "^3.9.0",
"heroku-ssl-redirect": "^0.0.4",
"history": "4.7.2",
"hoist-non-react-statics": "2.5.5",
"html-to-draftjs": "^1.4.0",
"immutability-helper": "2.4.0",
"immutable": "3.8.2",
"intl": "1.2.5",
"invariant": "2.2.4",
"ip": "1.1.5",
"lodash": "4.17.10",
"lqip.macro": "^0.1.5",
"minimist": "1.2.0",
"moment": "^2.22.2",
"moment-range": "^4.0.1",
"mongoose": "^5.2.13",
"passport-facebook": "^2.1.1",
"passport-facebook-token": "^3.3.0",
"passport-google-oauth2": "^0.1.6",
"passport-google-oauth20": "^1.0.0",
"passport-google-token": "^0.1.2",
"pica": "^4.1.1",
"prismjs": "^1.15.0",
"prop-types": "15.6.1",
"react": "16.4.1",
"react-burger-menu": "^2.5.4",
"react-camera": "^0.1.3",
"react-color": "^2.14.1",
"react-cookie-consent": "^1.9.0",
"react-datepicker": "^1.4.1",
"react-dnd": "^2.6.0",
"react-dnd-html5-backend": "^2.6.0",
"react-dom": "16.4.1",
"react-draft-wysiwyg": "^1.12.13",
"react-ga": "^2.5.3",
"react-helmet": "5.2.0",
"react-ideal-image": "^0.0.5",
"react-image-gallery": "^0.8.6",
"react-images": "^0.5.13",
"react-intl": "2.4.0",
"react-lazyload": "^2.3.0",
"react-loadable": "5.4.0",
"react-redux": "5.0.7",
"react-router-dom": "4.3.1",
"react-router-redux": "5.0.0-alpha.9",
"react-typist": "^2.0.4",
"react-vis": "^1.9.2",
"reactcss": "^1.2.3",
"redux": "4.0.0",
"redux-form": "^7.3.0",
"redux-form-antd": "^1.0.5",
"redux-immutable": "4.0.0",
"redux-persist": "^5.9.1",
"redux-saga": "0.16.0",
"redux-thunk": "^2.3.0",
"reselect": "3.0.1",
"sanitize.css": "4.1.0",
"serve-favicon": "^2.4.5",
"socket.io": "^2.0.4",
"socket.io-client": "^2.1.1",
"spotify-web-api-node": "^3.1.1",
"styled-components": "3.3.2",
"uuid": "^3.3.2",
"voucher-code-generator": "^1.1.1",
"warning": "4.0.1",
"web3": "^1.0.0-beta.36",
"whatwg-fetch": "2.0.4",
"winston": "^3.0.0"
},
"devDependencies": {
"add-asset-html-webpack-plugin": "2.1.3",
"babel-cli": "6.26.0",
"babel-core": "6.26.3",
"babel-eslint": "8.2.3",
"babel-loader": "7.1.4",
"babel-plugin-dynamic-import-node": "1.2.0",
"babel-plugin-import": "^1.10.0",
"babel-plugin-react-intl": "2.4.0",
"babel-plugin-react-transform": "3.0.0",
"babel-plugin-styled-components": "1.5.1",
"babel-plugin-transform-es2015-modules-commonjs": "6.26.2",
"babel-plugin-transform-react-constant-elements": "6.23.0",
"babel-plugin-transform-react-inline-elements": "6.22.0",
"babel-plugin-transform-react-jsx-source": "6.22.0",
"babel-plugin-transform-react-remove-prop-types": "0.4.13",
"babel-preset-env": "1.7.0",
"babel-preset-react": "6.24.1",
"babel-preset-stage-0": "6.24.1",
"circular-dependency-plugin": "5.0.2",
"coveralls": "3.0.1",
"css-loader": "0.28.11",
"enzyme": "3.3.0",
"enzyme-adapter-react-16": "1.1.1",
"enzyme-to-json": "3.3.4",
"eslint": "4.19.1",
"eslint-config-airbnb": "16.1.0",
"eslint-config-airbnb-base": "12.1.0",
"eslint-config-prettier": "2.9.0",
"eslint-import-resolver-webpack": "0.10.0",
"eslint-plugin-import": "2.12.0",
"eslint-plugin-jsx-a11y": "6.0.3",
"eslint-plugin-prettier": "2.6.0",
"eslint-plugin-react": "7.9.1",
"eslint-plugin-redux-saga": "0.9.0",
"eventsource-polyfill": "0.9.6",
"exports-loader": "0.7.0",
"feathers-memory": "^2.1.0",
"file-loader": "1.1.11",
"html-loader": "0.5.5",
"html-webpack-plugin": "3.2.0",
"husky": "0.14.3",
"image-webpack-loader": "^4.4.0",
"imports-loader": "0.8.0",
"jest-cli": "23.1.0",
"jest-styled-components": "5.0.1",
"lint-staged": "7.2.0",
"ngrok": "3.0.1",
"node-plop": "0.15.0",
"null-loader": "0.1.1",
"offline-plugin": "5.0.5",
"plop": "2.0.0",
"pre-commit": "1.2.2",
"prettier": "1.13.5",
"react-test-renderer": "16.4.1",
"rimraf": "2.6.2",
"shelljs": "0.8.2",
"style-loader": "0.21.0",
"stylelint": "9.3.0",
"stylelint-config-recommended": "2.1.0",
"stylelint-config-styled-components": "0.1.1",
"stylelint-processor-styled-components": "1.3.1",
"svg-url-loader": "2.3.2",
"url-loader": "1.0.1",
"webpack": "4.12.0",
"webpack-cli": "3.0.8",
"webpack-dev-middleware": "3.1.3",
"webpack-hot-middleware": "2.22.2",
"webpack-pwa-manifest": "3.6.2"
}